/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2014, Michael Ellerman, IBM Corp. */ #ifndef __SELFTESTS_POWERPC_PMU_LIB_H #define __SELFTESTS_POWERPC_PMU_LIB_H #include <stdbool.h> #include <stdio.h> #include <stdint.h> #include <string.h> #include <unistd.h> union pipe { struct { int read_fd; int write_fd; }; int fds[2]; }; extern int bind_to_cpu(int cpu); extern int kill_child_and_wait(pid_t child_pid); extern int wait_for_child(pid_t child_pid); extern int sync_with_child(union pipe read_pipe, union pipe write_pipe); extern int wait_for_parent(union pipe read_pipe); extern int notify_parent(union pipe write_pipe); extern int notify_parent_of_error(union pipe write_pipe); extern pid_t eat_cpu(int (test_function)(void)); extern bool require_paranoia_below(int level); struct addr_range { uint64_t first, last; }; extern struct addr_range libc, vdso; int parse_proc_maps(void); #endif /* __SELFTESTS_POWERPC_PMU_LIB_H */